Claude Sonnet 4.6 brings a 1 million token context window in beta; see what it means for long codebases and fewer missed ...

Claude Sonnet 4.6 is more consistent with coding and is better at following coding instructions, Anthropic said.

Version 4.6 can also be 'warm, honest, prosocial, and at times funny' Anthropic has updated its Sonnet model to version 4.6 ...

Sonnet 4.6 delivers improved consistency, reduced AI hallucinations, and better instruction following compared to its ...

Latest update to Anthropic’s popular AI model also promises improvements for computer use, long-context reasoning, agent planning, knowledge work, and design.

Sonnet 4.6 adds adaptive thinking and browser task gains with 4x higher token use than Sonnet 4.5, budget planning changes by task type.

Anthropic has introduced Claude Sonnet 4.6 on 17 February 2026, positioning it as the most capable Sonnet model so far. The company said Sonnet 4.6 is now the default model for Free and Pro users on ...

The launch of Claude Sonnet 4.6 marks a significant shift in how AI manages long-term memory. While the headline figure of a ...

Anthropic's launch of its Sonnet 4.6 model update hones the vendor's allegiance to enterprise AI, despite controversy over how it managed an open source agentic framework that initially supported its ...

Claude Sonnet 4.6 features improved skills in coding, computer use, long-context reasoning, agent planning, knowledge work, ...

Google Rolls Out Latest AI Model, Gemini 3.1 Pro ...

Use the vitals package with ellmer to evaluate and compare the accuracy of LLMs, including writing evals to test local models.